Characteristics 1. Frequency range: 410-440MHZ 2. Sensitivity: -120 ~ -121dBm (1.2Kbps) 3. Maximum output power: 20 ~ 20.5dBm (1.2Kbps 433M) 4. data transfer rate: 0.123- 256KBPS 5. modulation mode: FSK, GFSK and OOK 6. power supply: 1.8-3.6V 7. ultra low power off mode 8. digital received signal strength indicator (RSSI) 9. timer, alarm function 10 automatic adaptation of the antenna and control of the bidirectional switch 11. configurable packet structure 12. detection of the synchronization signal 13. 64 bytes send and receive the data register (FIFO) 14. low power test 15. temperature sensor and 8 adc bits 16. operating temperature range: -40 ~ +80 C 17. built-in voltage regulator 18. frequency hopping function 19. reset function 20. Automatic chip calculation and CRC check - 16 and support for three 16-bit CRC 21 polynomial. f integrated crystal error correction anointing
